package com.lse_api.utils;

import java.sql.Timestamp;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;

/**
 * @ClassName: DateUtil
 * @Description: 功能作用：时间工具类
 * @author: bcl
 * @date: 2018年4月10日 上午9:57:38
 */
public class DateUtil {

    public static final String DATA_MODEL = "yyyy-MM-dd HH:mm:ss";

    public static Date date = null;

    public static DateFormat dateFormat = null;

    /**
     * <P>方法名称：formatTime</P>
     * <P>方法描述：毫秒转化时分秒 </P>
     * <P>创 建 人：bcl</P>
     * <P>创建时间：2017年6月2日</P>
     */
    public static String formatTime(Long ms) {
        Integer ss = 1000;
        Integer mi = ss * 60;
        Integer hh = mi * 60;
        Integer dd = hh * 24;

        Long day = ms / dd;
        Long hour = (ms - day * dd) / hh;
        Long minute = (ms - day * dd - hour * hh) / mi;
        Long second = (ms - day * dd - hour * hh - minute * mi) / ss;

        StringBuffer sb = new StringBuffer();
        if (day > 0) {
            sb.append(day + "天");
        }
        if (hour > 0) {
            sb.append(hour + "小时");
        }
        if (minute > 0) {
            sb.append(minute + "分");
        }
        if (second > 0) {
            sb.append(second + "秒");
        }
        return sb.toString();
    }

    /**
     * <P>方法名称：formatTimes</P>
     * <P>方法描述：毫秒转化时分秒毫秒 </P>
     * <P>创 建 人：bcl</P>
     * <P>创建时间：2017年6月2日</P>
     */
    public static String formatTimes(Long ms) {
        Integer ss = 1000;
        Integer mi = ss * 60;
        Integer hh = mi * 60;
        Integer dd = hh * 24;

        Long day = ms / dd;
        Long hour = (ms - day * dd) / hh;
        Long minute = (ms - day * dd - hour * hh) / mi;
        Long second = (ms - day * dd - hour * hh - minute * mi) / ss;
        Long milliSecond = ms - day * dd - hour * hh - minute * mi - second * ss;

        StringBuffer sb = new StringBuffer();
        if (day > 0) {
            sb.append(day + "天");
        }
        if (hour > 0) {
            sb.append(hour + "小时");
        }
        if (minute > 0) {
            sb.append(minute + "分");
        }
        if (second > 0) {
            sb.append(second + "秒");
        }
        if (milliSecond > 0) {
            sb.append(milliSecond + "毫秒");
        }
        return sb.toString();
    }

    /**
     * 功能描述：格式化输出日期
     *
     * @param date   Date 日期
     * @param format String 格式
     * @return 返回字符型日期
     */
    public static String format(Date date, String format) {
        String result = "";
        try {
            if (date != null) {
                dateFormat = new SimpleDateFormat(format);
                result = dateFormat.format(date);
            }
        } catch (Exception e) {
        }
        return result;
    }

    /**
     * 功能描述：返回字符型日期时间
     *
     * @param date Date 日期
     * @return 返回字符型日期时间  格式自定义
     * @author chenhui
     */
    public static String getOneDateTime(Date date, String mode) {
        return format(date, mode);
    }

    public static String getOneDateTime(Date date) {
        return format(date, DATA_MODEL);
    }

    /**
     * 获取当天的开始时间
     */
    public static Date getDayBegin() {
        Calendar cal = new GregorianCalendar();
        cal.set(Calendar.HOUR_OF_DAY, 0);
        cal.set(Calendar.MINUTE, 0);
        cal.set(Calendar.SECOND, 0);
        cal.set(Calendar.MILLISECOND, 0);
        return cal.getTime();
    }

    /**
     * 获取当天的结束时间
     */
    public static Date getDayEnd() {
        Calendar cal = new GregorianCalendar();
        cal.set(Calendar.HOUR_OF_DAY, 23);
        cal.set(Calendar.MINUTE, 59);
        cal.set(Calendar.SECOND, 59);
        return cal.getTime();
    }

    /**
     * 获取昨天的开始时间
     */
    public static Date getBeginDayOfYesterday() {
        Calendar cal = new GregorianCalendar();
        cal.setTime(getDayBegin());
        cal.add(Calendar.DAY_OF_MONTH, -1);
        return cal.getTime();
    }

    /**
     * 获取昨天的结束时间
     */
    public static Date getEndDayOfYesterDay() {
        Calendar cal = new GregorianCalendar();
        cal.setTime(getDayEnd());
        cal.add(Calendar.DAY_OF_MONTH, -1);
        return cal.getTime();
    }

    /**
     * 获取明天的开始时间
     */
    public static Date getBeginDayOfTomorrow() {
        Calendar cal = new GregorianCalendar();
        cal.setTime(getDayBegin());
        cal.add(Calendar.DAY_OF_MONTH, 1);

        return cal.getTime();
    }

    /**
     * 获取明天的结束时间
     */
    public static Date getEndDayOfTomorrow() {
        Calendar cal = new GregorianCalendar();
        cal.setTime(getDayEnd());
        cal.add(Calendar.DAY_OF_MONTH, 1);
        return cal.getTime();
    }

    /**
     * 获取本周的开始时间
     */
    @SuppressWarnings("unused")
    public static Date getBeginDayOfWeek() {
        Date date = new Date();
        if (date == null) {
            return null;
        }
        Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        int dayofweek = cal.get(Calendar.DAY_OF_WEEK);
        if (dayofweek == 1) {
            dayofweek += 7;
        }
        cal.add(Calendar.DATE, 2 - dayofweek);
        return getDayStartTime(cal.getTime());
    }

    /**
     * 获取本周的结束时间
     */
    public static Date getEndDayOfWeek() {
        Calendar cal = Calendar.getInstance();
        cal.setTime(getBeginDayOfWeek());
        cal.add(Calendar.DAY_OF_WEEK, 6);
        Date weekEndSta = cal.getTime();
        return getDayEndTime(weekEndSta);
    }

    /**
     * 获取本月的开始时间
     */
    public static Date getBeginDayOfMonth() {
        Calendar calendar = Calendar.getInstance();
        calendar.set(getNowYear(), getNowMonth() - 1, 1);
        return getDayStartTime(calendar.getTime());
    }

    /**
     * 获取本月的结束时间
     */
    public static Date getEndDayOfMonth() {
        Calendar calendar = Calendar.getInstance();
        calendar.set(getNowYear(), getNowMonth() - 1, 1);
        int day = calendar.getActualMaximum(5);
        calendar.set(getNowYear(), getNowMonth() - 1, day);
        return getDayEndTime(calendar.getTime());
    }

    /**
     * 获取本年的开始时间
     */
    public static Date getBeginDayOfYear() {
        Calendar cal = Calendar.getInstance();
        cal.set(Calendar.YEAR, getNowYear());
        // cal.set
        cal.set(Calendar.MONTH, Calendar.JANUARY);
        cal.set(Calendar.DATE, 1);

        return getDayStartTime(cal.getTime());
    }

    /**
     * 获取本年的结束时间
     */
    public static Date getEndDayOfYear() {
        Calendar cal = Calendar.getInstance();
        cal.set(Calendar.YEAR, getNowYear());
        cal.set(Calendar.MONTH, Calendar.DECEMBER);
        cal.set(Calendar.DATE, 31);
        return getDayEndTime(cal.getTime());
    }

    /**
     * 获取某个日期的开始时间
     */
    public static Timestamp getDayStartTime(Date d) {
        Calendar calendar = Calendar.getInstance();
        if (null != d) calendar.setTime(d);
        calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH), calendar.get(Calendar.DAY_OF_MONTH), 0, 0, 0);
        calendar.set(Calendar.MILLISECOND, 0);
        return new Timestamp(calendar.getTimeInMillis());
    }

    /**
     * 获取某个日期的结束时间
     */
    public static Timestamp getDayEndTime(Date d) {
        Calendar calendar = Calendar.getInstance();
        if (null != d) calendar.setTime(d);
        calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH), calendar.get(Calendar.DAY_OF_MONTH), 23, 59, 59);
        calendar.set(Calendar.MILLISECOND, 999);
        return new Timestamp(calendar.getTimeInMillis());
    }

    /**
     * 获取今年是哪一年
     */
    public static Integer getNowYear() {
        Date date = new Date();
        GregorianCalendar gc = (GregorianCalendar) Calendar.getInstance();
        gc.setTime(date);
        return Integer.valueOf(gc.get(1));
    }

    /**
     * 获取本月是哪一月
     */
    public static int getNowMonth() {
        Date date = new Date();
        GregorianCalendar gc = (GregorianCalendar) Calendar.getInstance();
        gc.setTime(date);
        return gc.get(2) + 1;
    }

    /**
     * 两个日期相减得到的天数
     */
    public static int getDiffDays(Date beginDate, Date endDate) {
        if (beginDate == null || endDate == null) {
            throw new IllegalArgumentException("getDiffDays param is null!");
        }
        long diff = (endDate.getTime() - beginDate.getTime())
                / (1000 * 60 * 60 * 24);
        int days = new Long(diff).intValue();
        return days;
    }

    /**
     * 两个日期相减得到的毫秒数
     */
    public static long dateDiff(Date beginDate, Date endDate) {
        long date1ms = beginDate.getTime();
        long date2ms = endDate.getTime();
        return date2ms - date1ms;
    }

    /**
     * 两个日期相减得到的分钟数(保留一位)
     */
    public static String datehour(Date beginDate, Date endDate) {
        long date1ms = beginDate.getTime();
        long date2ms = endDate.getTime();
        long haomiao = date2ms - date1ms;
        System.out.println("开始时间1===" + beginDate);
        System.out.println("结束时间1===" + endDate);
        System.out.println("开始时间===" + date1ms);
        System.out.println("结束时间===" + date2ms);
        System.out.println("毫秒====" + haomiao);
        int hour = (int) (haomiao / (1000 * 60));
        System.out.println("分钟===" + hour);
        return hour + "";
    }

    /**
     * 获取两个日期中的最大日期
     */
    public static Date max(Date beginDate, Date endDate) {
        if (beginDate == null) {
            return endDate;
        }
        if (endDate == null) {
            return beginDate;
        }
        if (beginDate.after(endDate)) {
            return beginDate;
        }
        return endDate;
    }

    /**
     * 获取两个日期中的最小日期
     */
    public static Date min(Date beginDate, Date endDate) {
        if (beginDate == null) {
            return endDate;
        }
        if (endDate == null) {
            return beginDate;
        }
        if (beginDate.after(endDate)) {
            return endDate;
        }
        return beginDate;
    }

    /**
     * 返回某月该季度的第一个月
     */
    public static Date getFirstSeasonDate(Date date) {
        final int[] SEASON = {1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4};
        Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        int sean = SEASON[cal.get(Calendar.MONTH)];
        cal.set(Calendar.MONTH, sean * 3 - 3);
        return cal.getTime();
    }

    /**
     * 返回某个日期下几天的日期
     */
    public static Date getNextDay(Date date, int i) {
        Calendar cal = new GregorianCalendar();
        cal.setTime(date);
        cal.set(Calendar.DATE, cal.get(Calendar.DATE) + i);
        return cal.getTime();
    }

    /**
     * 返回某个日期前几天的日期
     */
    public static Date getFrontDay(Date date, int i) {
        Calendar cal = new GregorianCalendar();
        cal.setTime(date);
        cal.set(Calendar.DATE, cal.get(Calendar.DATE) - i);
        return cal.getTime();
    }

    /**
     * 获取某年某月到某年某月按天的切片日期集合（间隔天数的集合）
     */
    @SuppressWarnings({"rawtypes", "unchecked"})
    public static List getTimeList(int beginYear, int beginMonth, int endYear, int endMonth, int k) {
        List list = new ArrayList();
        if (beginYear == endYear) {
            for (int j = beginMonth; j <= endMonth; j++) {
                list.add(getTimeList(beginYear, j, k));

            }
        } else {
            {
                for (int j = beginMonth; j < 12; j++) {
                    list.add(getTimeList(beginYear, j, k));
                }

                for (int i = beginYear + 1; i < endYear; i++) {
                    for (int j = 0; j < 12; j++) {
                        list.add(getTimeList(i, j, k));
                    }
                }
                for (int j = 0; j <= endMonth; j++) {
                    list.add(getTimeList(endYear, j, k));
                }
            }
        }
        return list;
    }

    /**
     * 获取某年某月按天切片日期集合（某个月间隔多少天的日期集合）
     */
    @SuppressWarnings({"unchecked", "rawtypes"})
    public static List getTimeList(int beginYear, int beginMonth, int k) {
        List list = new ArrayList();
        Calendar begincal = new GregorianCalendar(beginYear, beginMonth, 1);
        int max = begincal.getActualMaximum(Calendar.DATE);
        for (int i = 1; i < max; i = i + k) {
            list.add(begincal.getTime());
            begincal.add(Calendar.DATE, k);
        }
        begincal = new GregorianCalendar(beginYear, beginMonth, max);
        list.add(begincal.getTime());
        return list;
    }

    /**
     * 获取某月的开始时间
     */
    public static Date getBeginDayOfCertainMonth(int month) {
        Calendar calendar = Calendar.getInstance();
        calendar.set(getNowYear(), month - 1, 1);
        return getDayStartTime(calendar.getTime());
    }

    /**
     * 获取某月的结束时间
     */
    public static Date getEndDayOfCertainMonth(int month) {
        Calendar calendar = Calendar.getInstance();
        calendar.set(getNowYear(), month - 1, 1);
        int day = calendar.getActualMaximum(5);
        calendar.set(getNowYear(), month - 1, day);
        return getDayEndTime(calendar.getTime());
    }

    /**
     * 格式化当前时间 "yyyy-MM-dd HH:mm:ss"
     *
     * @return
     */
    public static String nowDateTimeSS() {
        return nowDateTimeSS(new Date());
    }

    /**
     * 格式化目标时间 "yyyy-MM-dd HH:mm:ss"
     *
     * @param date 日期
     * @return
     */
    public static String nowDateTimeSS(Date date) {
        return formatDateByFormat(date, "yyyy-MM-dd HH:mm:ss");
    }

    /**
     * 功能描述：以指定的格式来格式化日期
     *
     * @param date   Date 日期
     * @param format String 格式
     * @return String 日期字符串
     */
    public static String formatDateByFormat(Date date, String format) {
        String result = "";
        if (date != null) {
            try {
                SimpleDateFormat sdf = new SimpleDateFormat(format);
                result = sdf.format(date);
            } catch (Exception ex) {
                ex.printStackTrace();
            }
        }
        return result;
    }

    /**
     * @param date2
     * @param longtime
     * @return
     */
    public static String addhour(Date date2, double longtime) {
        long date = date2.getTime();
        long time = (long) (date + (longtime * (60 * 60 * 1000)));
        DateFormat formatter = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
        Calendar calendar = Calendar.getInstance();
        calendar.setTimeInMillis(time);
        String t = formatter.format(calendar.getTime());
        return t;
    }


    /**
     * createTime：2017/2/28
     * Description:取北京时间
     *
     * @param str：时间格式
     * @return 时间
     */
    public static String getBeijingTime(String str) {
        return getFormatedDateString(8, str);
    }

    /**
     * createTime：2017/2/28
     * timeZoneOffset表示时区，如中国一般使用东八区，因此timeZoneOffset就是8
     *
     * @param timeZoneOffset：时区 str:时间格式
     * @return
     */
    public static String getFormatedDateString(float timeZoneOffset, String str) {
        if (timeZoneOffset > 13 || timeZoneOffset < -12) {
            timeZoneOffset = 0;
        }

        int newTime = (int) (timeZoneOffset * 60 * 60 * 1000);
        TimeZone timeZone;
        String[] ids = TimeZone.getAvailableIDs(newTime);
        if (ids.length == 0) {
            timeZone = TimeZone.getDefault();
        } else {
            timeZone = new SimpleTimeZone(newTime, ids[0]);
        }
        SimpleDateFormat sdf = new SimpleDateFormat(str);
        sdf.setTimeZone(timeZone);
        return sdf.format(new Date());
    }

    /**
     * createTime：2017/2/28
     * 获取当前时间的前后几天
     *
     * @param number：几天 str :时间格式
     * @return String
     */
    public static String getDateByNumber(int number, String str) throws ParseException {
        Calendar calendar = Calendar.getInstance();
        String date1 = getBeijingTime(str);
        SimpleDateFormat sdf = new SimpleDateFormat(str);
        Date date = sdf.parse(date1);
        calendar.setTime(date);
        calendar.add(Calendar.DAY_OF_MONTH, number);
        date = calendar.getTime();
        return sdf.format(date);
    }

    /**
     * createTime: 2017/2/28
     * 获取某个时间和当前时间的时间差,默认格式'yyyy-MM-dd HH:mm:ss'
     *
     * @param time String
     * @return long
     */
    public static long getdisTime(String time) {
        long dis = 0;
        String now = getBeijingTime("yyyy-MM-dd HH:mm:ss");
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        try {
            long nowtime = sdf.parse(now).getTime();
            long resTime = sdf.parse(time).getTime();
            dis = resTime - nowtime;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return dis;
    }

    /**
     * createTime: 2017/2/28
     * 获取某个时间和当前时间的时间差
     *
     * @param time String
     * @return long
     */
    public static long getdisTime(String time, String format) {
        long dis = 0;
        String now = getBeijingTime(format);
        SimpleDateFormat sdf = new SimpleDateFormat(format);
        try {
            long nowtime = sdf.parse(now).getTime();
            long resTime = sdf.parse(time).getTime();
            dis = resTime - nowtime;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return dis;
    }

    /**
     * <P>方法名称：checkDate</P>
     * <P>方法描述：判断字符串是否是时间格式</P>
     * <P>创 建 人：bcl</P>
     * <P>创建时间：2017年6月15日</P>
     */
    public static boolean checkDate(String source) {

        if (source == null || source.equals("")) {
            return false;
        }
        try {
            org.apache.commons.lang3.time.DateUtils.parseDate(source, "yyyy-MM-dd", "yyyy-MM-dd HH:mm:ss", "yyyy-MM-dd HH:mm", "yyyy-MM",
                    "yyyy/MM/dd", "yyyy/MM/dd HH:mm:ss", "yyyy/MM/dd HH:mm", "yyyy/MM",
                    "yyyy.MM.dd", "yyyy.MM.dd HH:mm:ss", "yyyy.MM.dd HH:mm", "yyyy.MM",
                    "yyyyMMdd", "yyyyMMddHHmmss", "yyyyMMddHHmm", "yyyyMM", "yyyyMMdd HHmmss");
        } catch (ParseException e) {
            return false;
        }
        return true;
    }

    /**
     * <P>方法名称：getDate</P>
     * <P>方法描述：将字符串转为时间</P>
     * <P>创 建 人：bcl</P>
     * <P>创建时间：2017年6月15日</P>
     */
    public static Date getDate(String source) {

        Date date = null;
        try {
            date = org.apache.commons.lang3.time.DateUtils.parseDate(source, "yyyy-MM-dd", "yyyy-MM-dd HH:mm:ss", "yyyy-MM-dd HH:mm", "yyyy-MM",
                    "yyyy/MM/dd", "yyyy/MM/dd HH:mm:ss", "yyyy/MM/dd HH:mm", "yyyy/MM",
                    "yyyy.MM.dd", "yyyy.MM.dd HH:mm:ss", "yyyy.MM.dd HH:mm", "yyyy.MM",
                    "yyyyMMdd", "yyyyMMddHHmmss", "yyyyMMddHHmm", "yyyyMM", "yyyyMMdd HHmmss");
        } catch (ParseException e) {
        }
        return date;
    }

    /**
     * <p>判断传入时间与当前时间相差多少天</p>
     *
     * @param time 传入时间 	格式：yyyy-MM-dd
     * @return
     * @throws ParseException
     */
    public static int dateDiffer(String time) throws ParseException {
        DateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        Date date = new Date(System.currentTimeMillis());
        String time2 = format.format(date);

        date = format.parse(time);
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        int day1 = calendar.get(Calendar.DAY_OF_YEAR);
        date = format.parse(time2);
        calendar.setTime(date);
        int day2 = calendar.get(Calendar.DAY_OF_YEAR);
        return day1 - day2;
    }

    public static void main(String[] args) {
        try {
            System.out.println(dateDiffer("2018-9-05 10:00:00"));
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}


